National Museum of Nuclear Science & History
Clarence H. Mathews was a janitor at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Lombard "Lom" Squires went out to Hanford in June, 1944, as a chief supervisor in plutonium inspections.
Egon Bretscher (1901-1973) was a chemist and nuclear physicist and was involved in the British atomic bomb effort.
C. C. Mullins worked for the Fercleve Corporation.